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/**
* Copyright 2023 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of JogAmp Community.
*/
package com.jogamp.openal;
import com.jogamp.common.os.Platform;
import com.jogamp.common.util.VersionNumber;
import com.jogamp.common.util.VersionNumberString;
public class ALVersion {
private final String vendor;
private final String renderer;
private final VersionNumberString version;
private final VersionNumberString vendorVersion;
/**
* Returns the optional vendor version at the end of the
* <code>AL_VERSION</code> string if exists, otherwise the {@link VersionNumberString#zeroVersion zero version} instance.
* <pre>
* 1.1.0 (1.1 ALSOFT 1.23.1)
* </pre>
*/
private static final VersionNumberString getVendorVersion(final VersionNumberString version) {
// Skip the 1st AL version
String str = version.getVersionString().substring(version.endOfStringMatch()).trim();
while ( str.length() > 0 ) {
final VersionNumberString vv = new VersionNumberString(str, VersionNumber.getDefaultVersionNumberPattern());
final int eosm = vv.endOfStringMatch();
if( 0 < eosm ) {
if( vv.hasMajor() && vv.hasMinor() ) { // Requires at least a defined major and minor version component!
return vv;
}
str = str.substring( eosm ).trim();
} else {
break; // no match
}
}
return VersionNumberString.zeroVersion;
}
/**
* ALVersion Ctor
* <p>
* The given {@link AL} is being used and assumed having a current {@link ALCcontext},
* w/o any resources being allocated.
* </p>
* @param al {@link AL} instance with a current {@link ALCcontext}.
*/
public ALVersion(final AL al) {
vendor = al.alGetString(ALConstants.AL_VENDOR);
renderer = al.alGetString(ALConstants.AL_RENDERER);
version = new VersionNumberString(al.alGetString(ALConstants.AL_VERSION));
vendorVersion = getVendorVersion(version);
}
/**
* ALVersion Ctor
* <p>
* The given {@link ALC} is being used and {@Link ALCdevice} and {@link ALCcontext} are allocated,
* made current and finally being released.
* </p>
* @param alc static {@link ALC} instance
*/
public ALVersion(final ALC alc) {
final ALCdevice device = alc.alcOpenDevice(null);
final ALCcontext context = alc.alcCreateContext(device, null);
alc.alcMakeContextCurrent(context);
final AL al = ALFactory.getAL(); // valid after makeContextCurrent(..)
vendor = al.alGetString(ALConstants.AL_VENDOR);
renderer = al.alGetString(ALConstants.AL_RENDERER);
version = new VersionNumberString(al.alGetString(ALConstants.AL_VERSION));
vendorVersion = getVendorVersion(version);
alc.alcMakeContextCurrent(null);
alc.alcDestroyContext(context);
alc.alcCloseDevice(device);
}
/**
* Return the AL context implementation vendor.
*/
public String getVendor() { return vendor; }
/**
* Return the AL context implementation renderer.
*/
public String getRenderer() { return renderer; }
/**
* Return the AL context implementation version.
*/
public VersionNumberString getVersion() { return version; }
/**
* Returns the optional vendor version at the end of the
* <code>AL_VERSION</code> string if exists, otherwise the {@link VersionNumberString#zeroVersion zero version} instance.
* <pre>
* 1.1.0 (1.1 ALSOFT 1.23.1)
* </pre>
*/
public VersionNumberString getVendorVersion() { return vendorVersion; }
@Override
public String toString() {
return toString(false, null).toString();
}
public StringBuilder toString(final boolean withNewline, StringBuilder sb) {
if( null == sb ) {
sb = new StringBuilder();
}
if( withNewline ) {
sb.append("AL_VENDOR ").append(getVendor());
sb.append(Platform.getNewline());
sb.append("AL_RENDERER ").append(getRenderer());
sb.append(Platform.getNewline());
sb.append("AL_VERSION ").append(getVersion());
sb.append(Platform.getNewline());
sb.append("AL_VENDOR_VERS ").append(getVendorVersion());
sb.append(Platform.getNewline());
} else {
sb.append("vendor ").append(getVendor());
sb.append(", renderer ").append(getRenderer());
sb.append(", version ").append(getVersion());
sb.append(", vendorVersion ").append(getVendorVersion());
}
return sb;
}
}
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